1 files changed, 1 insertions, 1 deletions

diff --git a/keyboards/handwired/promethium/matrix.c b/keyboards/handwired/promethium/matrix.c
index b4a4c6396..e3a41af28 100644
--- a/keyboards/handwired/promethium/matrix.c
+++ b/keyboards/handwired/promethium/matrix.c
@@ -180,7 +180,7 @@ void matrix_print(void)
     print_matrix_header();
 
     for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
-        phex(row); print(": ");
+        print_hex8(row); print(": ");
         print_matrix_row(row);
         print("\n");
     }